Issued Patents 2019
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10358353 | Method for producing disintegrated silica particles | Ryo Muraguchi, Mitsuaki Kumazawa, Masanobu Taniguchi, Tsuguo Koyanagi, Michio Komatsu +1 more | 2019-07-23 |
| 10301183 | Silica particle dispersion and production method of the same | Mitsuaki Kumazawa, Hirotada ARAKANE, Ryo Muraguchi, Toshiharu Hirai | 2019-05-28 |
| 10190023 | Silica-based polishing particle and abrasive | Mitsuaki Kumazawa, Hirotada ARAKANE, Ryo Muraguchi, Toshiharu Hirai | 2019-01-29 |
| 10184069 | Silica-based polishing particle and abrasive | Mitsuaki Kumazawa, Hirotada ARAKANE, Ryo Muraguchi, Toshiharu Hirai | 2019-01-22 |